View Compilation Error

0_0_4635154_11298.cpp:1:21:  stdio.h : No such file or directory
0_0_4635154_11298.cpp:2:22:  string.h : No such file or directory
0_0_4635154_11298.cpp: In function `int main()':
0_0_4635154_11298.cpp:9: error: `scanf' undeclared (first use this function)
0_0_4635154_11298.cpp:9: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_4635154_11298.cpp:10: error: `getchar' undeclared (first use this function)
0_0_4635154_11298.cpp:15: error: `gets' undeclared (first use this function)
0_0_4635154_11298.cpp:16: error: `strlen' undeclared (first use this function)
0_0_4635154_11298.cpp:28: error: `printf' undeclared (first use this function)